/Engine/Plugins/Experimental/PCG/Source/PCG/Public/PCGSettings.h
Iterate over OverridableParams to automatically add param pins to the list.
void FillOverridableParamsPins ( [TArray](API\Runtime\Core\Containers\TArray)< [FPCGPinProperties](API\Plugins\PCG\FPCGPinProperties) > & OutPins ) const